Space Science #1
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| astonomer | people who study objects in space
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| big bang theory | a rapid expansion of space in a tiny mass, about 13.7 billion years ago
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| calestial bodies | a term for all the objects in the sky
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| cosmological red shift | when wave lengths are stretched
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| electromagnetic radiation | energy that is carried ir radiated in waves
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| red shift | receding from earth
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| spectroscope | an instrament that separates light into it's basic component colours
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| spectrum | a pattern of colours
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| radiation | transformation of energy to waves
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| Edwin Hubble | universe has many galaxies and galaxies seem to be moving away
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| doppler affect | compressing of energy waves on an object and stretches them when they move farther away
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| electromagnetic spectrum | types of energy that is moved by waves
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
OklahomaThunder777
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